SmartGames Zig Zag Puzzler is a 3D puzzle game with two playing modes. Build a pyramid on one side of the gameboard or a zigzag on the other! Each side includes a booklet with 40 challenges. Its also a great travel game: with the included transparent lid you can solve any of Zigzag Puzzler's 80 challenges on the go! For ages 12+ its also one of the more challenging SmartGames ever made!